20254022 has 16 divisors (see below), whose sum is σ = 31387392. Its totient is φ = 9794880.

The previous prime is 20254009. The next prime is 20254049. The reversal of 20254022 is 22045202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13418 + ... + 14850.

It is an arithmetic number, because the mean of its divisors is an integer number (1961712).

Almost surely, 2^20254022 is an apocalyptic number.

20254022 is a deficient number, since it is larger than the sum of its proper divisors (11133370).

20254022 is a wasteful number, since it uses less digits than its factorization.

20254022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663.

The product of its (nonzero) digits is 320, while the sum is 17.

The square root of 20254022 is about 4500.4468667011. The cubic root of 20254022 is about 272.5861333081.

Adding to 20254022 its reverse (22045202), we get a palindrome (42299224).

The spelling of 20254022 in words is "twenty million, two hundred fifty-four thousand, twenty-two".